Recently, computerized units are generally used causing wide-ranging changes in our work posture. We analyzed work posture for X-CT, X-TV and R.I. making inquiries about the chairs used by the radiation units in 48 hospitals throughout Nara Prefecture with the following results being obtained. The sitting posture was most widely used because of Visual Display Terminal. Types, hight and purchasing method of the chairs differed greatly from hospital to hospital. These result indicate that both the maker and user were not to interested in the chairs regarding operation, work posture and environment. We thick that chairs should be examined from the view point of human engineering by both the maker and user.
